CN106232921B

CN106232921B - The locking system of opening and closing member

Info

Publication number: CN106232921B
Application number: CN201580021468.1A
Authority: CN
Inventors: 中曾称寿
Original assignee: Piolax Inc
Current assignee: Piolax Inc
Priority date: 2014-04-24
Filing date: 2015-04-20
Publication date: 2018-12-14
Anticipated expiration: 2035-04-20
Also published as: KR20160148540A; GB2540085B; KR102373127B1; US20170044803A1; GB201617902D0; CN106232921A; GB2540085A; WO2015163282A1; US10435921B2; JP6220057B2; JPWO2015163282A1

Abstract

A kind of locking system of opening and closing member is provided, the connection of rotary part and sliding bar can be easy and without shaking carry out.The locking system (10) has: rotary part (12)；Raised (18) are set to the support shaft relative to above-mentioned rotary part and eccentric position, have expanding head (20) in front end side；Sliding bar (28) is linked and keeping the protrusion chimeric with recess portion (29) of base end side are set to the rotary part；And locking lifting unit, it carries out locking releasing and rotating the rotary part, the recess portion (29) of sliding bar includes a pair of of limiting wall (31), they are opposite inner surfaces on the length direction of sliding bar, are configured with being suitable for the interval on the head of the protrusion；A pair of of elastic sidewall (32), they are opposite inner surfaces in the width direction of sliding bar, have the claw (33) engaged with the base end side on the head of the protrusion；And elastic bottom wall (34), support the front end side of the protrusion.

Description

The locking system of opening and closing member

Technical field

The present invention relates to a kind of locking systems should with can engaging disengaging using sliding bar by opening and closing member locking Opening and closing member can openedly and closedly be installed on the opening portion of mounted member.

Background technique

For example, being equipped with the opening and closing members such as lid in the opening portion of the mounted member such as the glove box for being formed in automobile.And And locking is provided in order to carry out locking in the state of closing opening portion using opening and closing member or release locking Device.

For example, disclosing following side locking systems in following patent documents 1, which has: guard ring；Turn Moving part, rotatably axis is supported in guard ring；A pair of of bar, they in the axis center relative to rotating member and the position of point symmetry Place respectively links base end part, front end is supported as that can pass in and out respectively from the two sides of lid, so as to opening portion periphery Engaging is detached from；Handle is supported for push and pull relative to guard ring；And reset spring, it is installed on rotating member.Moreover, If pulling handle, the pressing piece of handle presses the support portion of rotating member, therefore resists the pretightning force of reset spring And rotating member is rotated, bar is pulled in into lid and is released locking.

In above-mentioned side locking system, bar forms the ball bumps for being formed in rotating member with the base end part in the bar Recess portion is chimeric and rotatably links with rotating member.Above-mentioned recess portion has more smaller than the outer diameter of the ball bumps of rotating member open Oral area internal diameter is provided in the end face of bar and is cut into approximate circle notch with the internal diameter more smaller than the globular part, utilizes The notch presses opening portion and makes its extension, keeps the ball bumps of rotating member chimeric with recess portion.

Patent document 1: Japanese Unexamined Patent Publication 2007-100343 bulletin

Summary of the invention

However, in the side locking system documented by above patent document 1, there are following problems, that is, is rotated by making The ball bumps of part are embedded in the recess portion in the base end part setting of bar and bar are installed on rotating member, so if when reducing assembling Insertion force, then be easy to produce assembling after shaking, if it is desired that shake disappear, then insertion force can improve.

Therefore, the purpose of the present invention is to provide a kind of locking systems of opening and closing member, can be easily implemented rotation The assembling of component (rotating member) and sliding bar, and be difficult to generate the shaking after assembling.

To achieve the goals above, the present invention provides a kind of locking system, with can engaging disengaging will using sliding bar Opening and closing member locking, the opening and closing member can openedly and closedly be installed on the opening portion of mounted member, the feature of the locking system It is have:

Rotary part is rotatably mounted in mounted member or opening and closing member any one via support shaft；

Protrusion is set to the support shaft relative to above-mentioned rotary part and eccentric position, has in front end side expanding Head；

Sliding bar is linked and keeping the protrusion chimeric with the recess portion for being set to base end side with the rotary part, Sliding action is carried out by the rotation of the rotary part, disengaging can be engaged and in the mounted member or opening and closing The holding section engaging of the another one setting of component；And

Locking lifting unit rotates the rotary part in the state that sliding bar engages with the holding section And locking releasing is carried out,

The recess portion of the sliding bar includes a pair of of limiting wall, they are opposite on the length direction of the sliding bar Inner surface, the movement for being configured to the glide direction on the head to the protrusion limit；And a pair of of elastic sidewall, they are The opposite inner surface in the width direction of the sliding bar has the claw engaged with the base end side on the head of the protrusion.

In carrying out the present invention, the preferably described bottom wall becomes the bullet flexibly abutted with the front end side on the head of the protrusion Property bottom wall.

Additionally, it is preferred that the distance between described elastic sidewall is smaller than the outer diameter on the head of the protrusion, the elastic sidewall Claw snap-latch surface at a distance from the elastic bottom wall, than the protrusion head relative to the claw, holding section and The distance at the top on the head is small.

Additionally, it is preferred that being provided with a pair of of the slit extended along the two sides of the elastic bottom wall, made using the slit described Elastic sidewall and the elastic bottom wall can be elastically deflected.

Also, it is preferred that the both ends of the pair of slit are more than the pair of limiting wall and extend longlyer.

The effect of invention

According to the present invention, the head of the protrusion of rotary part is engaged using the claw for being set to a pair of of elastic sidewall It keeps, therefore can easily be done assembling operation.In addition, being provided with limiting wall on the length direction of sliding bar and in cunning It is provided with a pair of of elastic sidewall in the width direction of lever, therefore is not likely to produce shaking after assembling.

Detailed description of the invention

Fig. 1 is the exploded perspective view for indicating an embodiment of locking system for opening and closing member of the invention.

Fig. 2 indicates the rotary part for being used for the locking system, and Fig. 2 (a) is the oblique view from support shaft side, Fig. 2 (b) It is the oblique view from convex side.

Fig. 3 is the oblique view for a part being cut off and being shown the mian part of the locking system.

Fig. 4 indicates that the construction of the recess portion of the front end of the sliding bar of the locking system, Fig. 4 (a) are from recess portion side Oblique view, Fig. 4 (b) be so that in the state of after the protrusion engaging of rotary part, section along the I-I ' line in Fig. 4 (a) Figure, Fig. 4 (c) be so that in the state of after the protrusion engaging of rotary part, sectional view along the II-II ' line in Fig. 4 (a).

Fig. 5 be the recess portion side of the front end of the sliding bar from the locking system from explanatory diagram.

Fig. 6 indicates that the lockup state of the locking system, Fig. 6 (a) are the explanatory diagrams from the inner surface side of opening and closing member, Fig. 6 (b) is the explanatory diagram from the top of opening and closing member.

Fig. 7 indicates that the locking of the locking system releases state, and Fig. 7 (a) is saying from the inner surface side of opening and closing member Bright figure, Fig. 7 (b) are the explanatory diagrams from the top of opening and closing member.

Fig. 8 shows the other embodiments of the locking system of opening and closing member of the invention, Fig. 8 (a) is from the recessed of sliding bar Portion side observation oblique view, Fig. 8 (b) be so that rotary part protrusion engaging after in the state of, along in Fig. 8 (a) The sectional view of III-III ' line, Fig. 8 (c) be so that rotary part protrusion engaging after in the state of, along in Fig. 8 (a) The sectional view of IV-IV ' line.

Specific embodiment

In the following, an embodiment of the locking system of pair opening and closing member of the invention is illustrated referring to Fig.1~7.

As shown in Figure 6, Figure 7, the opening and closing member locking system 10(in the following, referred to as " locking system 10 ") for example for By opening and closing members 40 such as the lids that can be openedly and closedly installed in the opening portion of the mounted member such as the instrument board of automobile 36, opposite The mode locking that can be released in the state of the closing of mounted member 36.In the present embodiment, locking system 10 is installed In opening and closing member 40, the front end 30 of sliding bar 28 is inserted in the opening portion of mounted member 36 in which can engage disengaging Thus locking operation is completed in the holding section 37 of two sides inner wall setting.However, it is also possible to which locking system 10 is installed on attached portion Holding section 37 is set to 40 side of opening and closing member by 36 side of part.

As shown in Figure 1, the locking system 10 has: installation base body 11 is installed on the inner surface of opening and closing member 40；Rotation Component 12 can be rotatably mounted to above-mentioned installation base body 11；Torsion coil spring 13, to rotary part 12 along regulation side To carrying out rotation preload；Pair of sliding bar 28, their base end part be pivotally mounted in rotary part 12 periphery it is opposite Part carries out sliding action by the spinning movement of rotary part 12 in the opposite direction respectively；And operating handle 24, It is rotatably installed on installation base body 11, rotates rotary part 12 and pulling up operation, by pair of sliding bar 28 It is extracted from holding section 37(referring to Fig. 6, Fig. 7) and releases engaging.

As shown in Fig. 2, in the present embodiment, rotary part 12 includes main body 41, be formed as discoid；Support shaft 14, setting is protruded from the center of the single side of aforementioned body 41；And a pair of of protrusion 18, they be set to main body 41 with it is above-mentioned The circumferentially opposite position of the periphery of opposing face.Support shaft 14 is inserted into the supported hole 23(ginseng being arranged in installation base body 11 According to Fig. 1), thus rotary part 12 is supported as that can be rotated relative to installation base body 11.In addition, in the setting of rotary part 12 There is 1 position protrusion of the periphery of the one side of support shaft 14 to be provided with bar support 16, protrusion is provided with bullet at other 1 position Spring supporting element 15.In addition, protrusion 18 includes axle portion 19, uprightly it is arranged from the above-mentioned opposing face of rotary part 12；And head 20, raised 18 front end formed and it is expanding.In the present embodiment, head 20 is generally formed into hemispherical, Its base portion forms the holding section 20a of the undergauge in a manner of with step difference.Also, it is arranged at 1 position of the periphery of main body 41 Have rotational stopper 17, the elastic piece which forms in the slit via "U" shape, be formed with support One surface side of axis 14 is formed with the protrusion gradually swelled.When rotary part 12 is installed on installation base body 11, the rotation stop Part 17 engages with the lug boss (not shown) of installation base body 11, is thus limited to the rotation of rotary part 12 in the prescribed direction It does not rotate more than or equal to predetermined angular.

Torsion coil spring 13 is installed on the periphery of support shaft 14, one end of torsion coil spring 13 and spring support 15 Engaging, the other end engage with the spring support (not shown) of installation base body 11, are thus making pair of sliding bar 28 outside Rotation preload is carried out to rotary part 12 on the direction that side is released.In addition, the rotational angle is limited by rotational stopper 17 above-mentioned System, the front end of sliding bar 28 30 insertion be sticked in holding section 37 of mounted member 36 in the state of (refer to FIG. 6), not by Further release.

Referring again to Fig. 1, in the two sides of installation base body 11, protrusion is provided with the installation axle 21 for installing operating handle 24. In addition, the central portion in installation base body 11 is formed through supported hole 23 above-mentioned, it is formed with opening portion 22 in side, it is aftermentioned The protrusion 27 of operating handle 24 is inserted in the opening portion 22.

Operating handle 24 is provided with the bracket 25 of plate in its two sides inner surface protrusion, is respectively formed with peace in the bracket 25 Fill hole 26.Moreover, keep the installation axle 21 of installation base body 11 chimeric with mounting hole 26, thus by operating handle 24 be installed as relative to Installation base body 11 can rotate.Moreover, protrusion 27 passes through from opening portion 22 and protrudes to the opposite side of installation base body 11.

As shown in figure 3, the protrusion 27 and rotating part that pass through from opening portion 22 and protruded to the opposite side of installation base body 11 The bar support 16 of part 12 abuts.Moreover, if referring to Fig.1 via installation axle 21() rotate operating handle 24 upwards, The direction arrow A that protrusion 27 pushes bar support 16 and makes rotary part 12 in Fig. 3, Fig. 7 rotates.Pair of sliding as a result, Arrow B direction sliding of the bar 28 in Fig. 7, the front end 30 of sliding bar 28 are extracted from the holding section of mounted member 36 37, To complete locking releasing.

As shown in figure 3, figure 4 and figure 5, the recess portion 29 of sliding bar 28 is surrounded by components described below: a pair of of limiting wall 31, they It is opposite on the length direction of sliding bar 28；A pair of of elastic sidewall 32, they are opposite in the width direction of sliding bar 28；And bullet Property bottom wall 34.It is formed with a pair of of slit 35 in the two sides of elastic bottom wall 34, a pair of slit 35 is to be more than a pair of of limiting wall 31 Length extends, and so that elastic sidewall 32 and elastic bottom wall 34 is elastically deflected using slit 35.As a result, in elastic bottom wall 34 Two sides form a pair of of slit 35, so that elastic sidewall 32 and the two of elastic bottom wall 34 be made to be able to carry out flexible deformation, and And being formed as the length at the both ends of slit 35 is more than the length of a pair of of limiting wall 31, so as to be efficiently completed elastic side The flexible deformation of wall 32 and elastic bottom wall 34.

On the other hand, a pair of of limiting wall 31 is made of not pliable wall portion, and interval is substantially to be suitable for protrusion 18 The interval of the outer diameter on head 20, and be configured to the movement in the stroke directions to head 20 and limit.As a result, making protrusion 18 insertion of head 20 is sticked in the state of recess portion 29, facing a pair of of limiting wall 31 in the glide direction of sliding bar 28 The head 20 that protrusion 18 can be reliably prevented in the state that the head 20 of protrusion 18 is not easy to carry out flexible deformation, makes sliding bar 28 correctly slide.In addition, using facing a pair of of elastic sidewall 32 in the width direction of sliding bar 28 be able to suppress because The vibration of vehicle etc. and generate, the shaking in the width direction of sliding bar 28.

As shown in Figure 4 (a), it is respectively formed with claw 33 in the rising wood of the medial surface of a pair of of elastic sidewall 32, the claw 33 engage with the holding section 20a on the head 20 of protrusion 18.The open side of claw 33 be formed as with tend to elastic bottom wall 34 and by The gradually raised conical surface is subjected to the head 20 of protrusion 18.

As shown in Figure 4 (b), for the inner surface distance L1 of the holding section of claw 33 and elastic bottom wall 34, will not be convex In the state of playing 18 insertion of head 20, it is set as smaller than the holding section 20a on head 20 and the top distance M1 on head 20.Separately Outside, distance L2 mutual for the medial surface of a pair of of elastic sidewall 32, in the state that the head 20 of protrusion 18 is not inserted into, if It is set to smaller than the outer diameter M2 on head 20.As a result, if the head 20 of protrusion 18 being inserted in recess portion 29 and makes head 20 Holding section 20a engages with the claw 33 of a pair of of elastic sidewall 32, then elastic bottom wall 34 is flexibly crimped with the top on head 20, and one The medial surface of elastic sidewall 32 is flexibly crimped with the periphery on head 20.

Elastic bottom wall 34 is flexibly crimped with the top on head 20 as a result, the periphery of a pair of of elastic sidewall 32 and head 20 It flexibly crimps, sliding bar 28 is installed in the protrusion 18 of rotary part 12, therefore is able to suppress by the vibration of vehicle etc. and draws The shaking risen.In addition, even if in the outer of the head 20 of the inside dimension and protrusion 18 of recess portion 29 due to size fluctuation when molding Scale error to a certain degree is generated between portion's size, can also be absorbed and maintain the connecting state not shaken always.

Also, as shown in figure 5, if make protrusion 18 head 20 insertion be sticked in recess portion 29, due to L1 above-mentioned, The size relationship of M1, L2, M2, a pair of of elastic sidewall 32 outside lateral bend as shown in dummy line.Similarly, elastic bottom wall 34 also to Outer lateral bend, but do not illustrated.As a result, the trend that the mutual distance L3 of inner surface for generating a pair of of limiting wall 31 reduces, Thus the medial surface of a pair of of limiting wall 31 becomes easy is close to the head 20 of protrusion 18.Therefore, the glide direction of sliding bar 28 On protrusion 18 head 20 and a pair of of elastic sidewall 32 between shaking reduce, sliding bar 28 can be made more correctly to slide.

In addition, the movement of the locking system 10 is briefly described, as shown in fig. 6, if relative to mounted member Opening and closing member 40 is closed in 36 opening portion, then pair of sliding bar 28 is pressed to the medial surface of mounting hole 26, rotary part 12 It resists the pretightning force of torsion coil spring 13 and rotates, mutual distance temporarily shortens it in the front end of pair of sliding bar 28 30 Afterwards, if each front end 30 reaches the holding section 37 by constituting in the hole that the medial surface of mounted member 36 is formed, pass through torsion The pretightning force of wrench of a force system spring 13 and expand and be inserted in holding section 37 again, opening and closing member 40 is locked in a closed condition Only.

Moreover, when releasing locking, as shown in fig. 7, protrusion 27 pushes away if rotating operating handle 24 upwards Lever supporting element 16(is referring to Fig. 3), and arrow A direction rotation of the rotary part 12 in Fig. 7, pair of sliding bar 28 is along the arrow side B To sliding, the front end 30 of sliding bar 28 is extracted from the holding section of mounted member 36 37, to complete locking releasing.

The other embodiments of the locking system of opening and closing member of the invention are shown in Fig. 8.Cunning in present embodiment The shape of the recess portion 29 of lever 28 is different from aforementioned embodiments, and other structures are identical as aforementioned embodiments, therefore are said Bright omission.

Recess portion 29 in present embodiment is formed with a pair of of slit 38 in the respective two sides of a pair of of elastic sidewall 32, this one Slit 38 is extended from the opening edge of recess portion 29 along depth direction, so that elastic sidewall 32 is able to carry out flexible deformation.Separately Outside, it is formed with a pair of of slit 39 in two ora terminalis of the length direction of the sliding bar 28 of elastic bottom wall 34, so that elastic bottom wall 34 are able to carry out flexible deformation.

A pair of of elastic sidewall 32 and elastic bottom wall 34 is set to carry out flexible deformation using slit 38, slit 39 as a result, therefore If the head 20 of protrusion 18 is inserted in recess portion 29 and makes the claw 33 of elastic sidewall 32 and the holding section 20a card on head 20 It closes, then elastic sidewall 32 and elastic bottom wall 34 are flexibly crimped with head 20, can will not by sliding bar 28 via axle portion 19 Shake installation.

The explanation of label

10 locking systems

11 installation base bodies

12 rotary parts

13 torsion coil springs

14 support shafts

18 protrusions

19 axle portions

20 heads

The holding section 20a

21 installation axles

23 supported holes

24 operating handles

26 mounting holes

27 protrusions

28 sliding bars

29 recess portions

30 front ends

31 limiting walls

32 elastic sidewalls

33 claws

34 elastic bottom walls

35 slits

36 mounted member

37 holding sections

Claims

1. a kind of locking system, disengaging can be engaged using sliding bar by opening and closing member locking, which can It is openedly and closedly installed on the opening portion of mounted member,

The locking system is characterized in that having:

Rotary part can be rotatably mounted to mounted member or opening and closing member any one via support shaft；

Protrusion is set to the support shaft relative to above-mentioned rotary part and eccentric position, has expanding head in front end side Portion；

Sliding bar is linked with the rotary part and keeping the protrusion chimeric with the recess portion for being set to base end side, is passed through The rotation of the rotary part and carry out sliding action, can engage disengaging and in the mounted member or opening and closing member Another one setting holding section engaging；And

Locking lifting unit, make in the state that the sliding bar engages with the holding section rotary part rotate and into Row locking releases,

The recess portion of the sliding bar includes a pair of of limiting wall, they are opposite interior tables on the length direction of the sliding bar Face, the movement for being configured to the glide direction on the head to the protrusion limit；And a pair of of elastic sidewall, they are in institute Inner surface opposite in the width direction of sliding bar is stated, there is the claw engaged with the base end side on the head of the protrusion.

2. locking system according to claim 1, which is characterized in that

The recess portion has the bottom wall supported to the front end side of the protrusion, and the bottom wall becomes the head with the protrusion The elastic bottom wall that flexibly abuts of front end side.

3. locking system according to claim 2, which is characterized in that

The distance between described elastic sidewall is smaller than the outer diameter on the head of the protrusion, the snap-latch surface of the claw of the elastic sidewall At a distance from the elastic bottom wall, the holding section than the head of the protrusion is small at a distance from the top on the head, wherein institute The holding section for stating the head of protrusion engages with the claw.

4. locking system according to claim 2 or 3, which is characterized in that

It is provided with a pair of of the slit extended along the two sides of the elastic bottom wall, makes the elastic sidewall and institute using the slit Stating elastic bottom wall can be elastically deflected.

5. locking system according to claim 4, which is characterized in that

The both ends of the pair of slit are more than the pair of limiting wall and extend longlyer.